Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868050 | Interleaf-containing, fiber-reinforced epoxy resin prepreg | Hideho Tanaka, Kazuyoshi Fujii | 1989-09-19 |
| 4860867 | Electromagnetic clutch | — | 1989-08-29 |
| 4843694 | Method of making a clutch rotor for an electromagnetic clutch | — | 1989-07-04 |